code: def face_areas_normals_with_init_torch(
      num_meshes: int,
      num_verts: int,
      num_faces: int,
      device: str = "cpu",
  ):
      meshes = TestFaceAreasNormals.init_meshes(
          num_meshes, num_verts, num_faces, device
      )
      verts = meshes.verts_packed()
      faces = meshes.faces_packed()
      torch.cuda.synchronize()
  
      def face_areas_normals():
          TestFaceAreasNormals.face_areas_normals_python(verts, faces)
          torch.cuda.synchronize()
  
      return face_areas_normals
  
file_path: pytorch3d/tests/test_face_areas_normals.py
imports: import unittest
  import torch
  from pytorch3d.ops import mesh_face_areas_normals
  from pytorch3d.structures.meshes import Meshes
  from .common_testing import get_random_cuda_device, TestCaseMixin
label_desc: Use image node_id 10 for calling the TestFaceAreasNormals obj's underlying member method code with example usage: obj.face_areas_normals_with_init_torch(num_meshes, num_verts, num_faces, device) and returns: face_areas_normals